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NCT00658008 · ClinicalTrials.gov registry record · Phase 3
A 10-week Study Evaluating the Efficacy and Safety of PD 0332334 in Patients With Generalized Anxiety Disorder (1)
A Phase 3 study, sponsored by Pfizer.
- Terminated
- Registry status
- Phase 3
- Development phase
- 501
- Enrollment target
NCT00658008: Clinical Trial Phase 3 study, sponsored by Pfizer.
NCT00658008 is a Phase 3 study that was terminated before completion, run by Pfizer. The registered enrollment target is 501 participants, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (35% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00658008, a Phase 3 study, was terminated before completion, sponsored by Pfizer.
- TERMINATED
- Registry status
- Phase 3
- Development phase
- 501 participants
- Enrollment target
Study Summary
This is a 10-week trial that evaluates the efficacy and safety of PD 0332334 in subjects, ages from 18 to 65, with generalized anxiety disorder.
Interventions
- DRUG Placebo
- DRUG Paroxetine
- DRUG PD 0332334
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 501 participants |
| Start Date | 2008-04 |
| Est. Completion | 2009-03 |
| Phase | Phase 3 |
Why NCT00658008 stopped before completion
NCT00658008 is an interventional study that assigns participants to a tested intervention. The registered 501 participants enrollment target is mid-sized for trials with a published cap, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (35% lower).
The record links to 0 conditions, and to 3 interventions - of which Placebo is the first listed.
NCT00658008 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00658008 about?
NCT00658008 is a clinical study titled "A 10-week Study Evaluating the Efficacy and Safety of PD 0332334 in Patients With Generalized Anxiety Disorder (1)". This is a 10-week trial that evaluates the efficacy and safety of PD 0332334 in subjects, ages from 18 to 65, with generalized anxiety disorder.
What is the current status of trial NCT00658008?
This trial is currently terminated. It is a Phase 3 study. The enrollment target is 501 participants. The study started on 2008-04. Estimated completion is 2009-03.
What interventions are being tested in trial NCT00658008?
The interventions under investigation include: Placebo (DRUG), Paroxetine (DRUG), PD 0332334 (DRUG).
Who is sponsoring clinical trial NCT00658008?
This trial is sponsored by Pfizer, which has 1,845 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00658008's enrollment target sits among peer trials
501 743rd of 2000 higher than 1,257 of 2,000 other Phase 3 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 3 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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